:root {
    --color-primary: #F6F0DC;
    --color-secondary: #233023;
    --color-accent-coral: #FF9f74;
    --color-accent-purple: #9B8FD4;
    --color-white: #FFFFFF;
    --color-black: #233023;
    --color-text: #2D2D2D;
    --color-text-light: #6B6B6B;
    --color-border: #E5E5E5;
    --color-success: #4CAF50;
    --color-error: #F44336;
    
    --font-primary: 'Neue Montreal', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-heading: 'Neue Montreal', sans-serif;
    --font-secondary: 'Questrial', sans-serif;
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-primary);
    color: var(--color-text);
    background: radial-gradient(ellipse at top left, #F6F0DC 0%, #E8F4E8 50%, #F6F0DC 100%);
    min-height: 100vh;
    line-height: 1.6;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 clamp(20px, 5vw, 80px);
    width: 100%;
}

.header {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 12px 0;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.logo-link {
    display: flex;
    align-items: center;
    height: 40px;
    transition: var(--transition);
}

.logo-link:hover {
    opacity: 0.8;
}

.logo-img {
    height: 100%;
    width: auto;
    object-fit: contain;
}

.btn-contact {
    padding: 8px 20px;
    background: var(--color-secondary);
    color: var(--color-white);
    text-decoration: none;
    border-radius: var(--radius-sm);
    font-family: var(--font-secondary);
    font-weight: 400;
    font-size: 14px;
    transition: var(--transition);
    letter-spacing: 0.3px;
    white-space: nowrap;
}

.btn-contact:hover {
    background: var(--color-accent-coral);
    transform: translateY(-1px);
}

.btn-website {
    padding: 12px 24px;
    background: linear-gradient(135deg, var(--color-secondary) 0%, #1a241a 100%);
    color: var(--color-white);
    text-decoration: none;
    border-radius: var(--radius-md);
    font-family: var(--font-secondary);
    font-weight: 400;
    font-size: 14px;
    transition: var(--transition);
    letter-spacing: 0.3px;
    box-shadow: 0 4px 12px rgba(35, 48, 35, 0.2);
    position: relative;
    overflow: hidden;
}

.btn-website::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 159, 116, 0.3), transparent);
    transition: left 0.5s ease;
}

.btn-website:hover::before {
    left: 100%;
}

.btn-website:hover {
    background: linear-gradient(135deg, var(--color-accent-coral) 0%, #ff8a5b 100%);
    box-shadow: 0 6px 20px rgba(255, 159, 116, 0.4);
}

.main {
    padding: 48px 0;
}

.hero-section {
    text-align: left;
    margin-bottom: 48px;
    padding: 48px 0;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 56px;
    font-weight: 700;
    color: var(--color-black);
    margin-bottom: 16px;
    letter-spacing: -1.5px;
}

.hero-subtitle {
    font-family: var(--font-secondary);
    font-size: 20px;
    font-weight: 300;
    color: var(--color-text-light);
    margin-bottom: 32px;
    text-align: left !important;
    letter-spacing: 0.2px;
}

.hero-intro {
    text-align: left !important;
}

.hero-intro p {
    font-family: var(--font-secondary);
    font-size: 16px;
    line-height: 1.7;
    color: var(--color-text);
    margin-bottom: 16px;
    margin-left: 0;
    padding-left: 0;
    text-align: left !important;
}

.hero-intro p:last-child {
    margin-bottom: 0;
    color: var(--color-text-light);
    font-size: 15px;
}

.content-wrapper {
    width: 100%;
}

.header-actions {
    position: fixed;
    right: 24px;
    top: 200px;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 16px;
    z-index: 90;
}

@media (max-width: 768px) {
    .header-actions {
        display: none;
    }
}

.taux-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: linear-gradient(135deg, var(--color-accent-coral), var(--color-accent-purple));
    border: none;
    border-radius: var(--radius-md);
    color: var(--color-white);
    font-family: var(--font-secondary);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 16px rgba(255, 159, 116, 0.4);
}

.taux-btn:hover {
    box-shadow: 0 4px 12px rgba(255, 159, 116, 0.5);
    filter: brightness(1.05);
    transform: scale(1.02);
}

.taux-btn svg {
    flex-shrink: 0;
}

.sidebar {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.sidebar-overlay {
    position: fixed;
    top: 0;
    right: -320px;
    width: 300px;
    height: 100vh;
    background: var(--color-white);
    box-shadow: -4px 0 24px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    padding: 80px 20px 20px;
    overflow-y: auto;
    transition: right 0.3s ease;
}

.sidebar-overlay.active {
    right: 0;
}

.sidebar-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    color: var(--color-text);
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius-sm);
    transition: var(--transition);
}

.sidebar-close:hover {
    background: rgba(0, 0, 0, 0.05);
}

.taux-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: 16px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.taux-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-accent-coral), var(--color-accent-purple));
}

.taux-header-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    margin-bottom: 12px;
}

.taux-header-info {
    width: 100%;
}

.taux-header-info h3 {
    font-size: 11px;
    margin-bottom: 8px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.taux-current {
    font-size: 32px;
    font-weight: 700;
    color: var(--color-secondary);
    font-family: var(--font-heading);
    line-height: 1;
    margin-bottom: 6px;
}

.taux-toggle {
    width: 100%;
    padding: 8px 10px;
    background: rgba(246, 240, 220, 0.3);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    font-family: var(--font-secondary);
    font-size: 10px;
    font-weight: 400;
    color: var(--color-text);
    transition: var(--transition);
    margin-top: 12px;
}

.taux-toggle:hover {
    background: rgba(246, 240, 220, 0.6);
    border-color: var(--color-accent-coral);
}

.taux-toggle svg {
    transition: transform 0.3s ease;
}

.taux-toggle.active svg {
    transform: rotate(180deg);
}

.taux-historique {
    margin-top: 24px;
    display: block;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.taux-historique-header {
    margin-bottom: 12px;
}

.taux-search {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-family: var(--font-primary);
    transition: var(--transition);
}

.taux-search:focus {
    outline: none;
    border-color: var(--color-accent-coral);
    box-shadow: 0 0 0 3px rgba(255, 159, 116, 0.1);
}

.taux-historique-list {
    max-height: 300px;
    overflow-y: auto;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-white);
}

.taux-historique-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 12px;
    border-bottom: 1px solid var(--color-border);
    font-size: 13px;
    transition: var(--transition);
}

.taux-historique-item:last-child {
    border-bottom: none;
}

.taux-historique-item:hover {
    background: rgba(246, 240, 220, 0.3);
}

.taux-historique-date {
    color: var(--color-text);
    font-weight: 500;
}

.taux-historique-value {
    color: var(--color-secondary);
    font-weight: 700;
    font-family: var(--font-heading);
}


.taux-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--color-accent-coral), var(--color-accent-purple));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    margin-bottom: 12px;
}

.taux-icon svg {
    width: 22px;
    height: 22px;
}

.taux-card h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--color-black);
    margin-bottom: 16px;
    font-family: var(--font-heading);
    letter-spacing: -0.3px;
}

.taux-values {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 16px;
}

.taux-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background: rgba(246, 240, 220, 0.5);
    border-radius: var(--radius-sm);
}

.taux-label {
    font-size: 14px;
    color: var(--color-text-light);
}

.taux-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-secondary);
}

.taux-period {
    font-size: 10px;
    color: var(--color-text-light);
    display: block;
    font-style: italic;
}

.main-content {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
}

.results-column {
    position: sticky;
    top: 120px;
    max-height: calc(100vh - 140px);
    overflow-y: auto;
}

.calculator-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: 24px;
    box-shadow: var(--shadow-lg);
}

.results-section {
    margin-top: 24px;
}

.results-card {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    padding: 40px;
    box-shadow: var(--shadow-lg);
}

.calculator-header {
    margin-bottom: 32px;
}

.calculator-header h2 {
    font-size: 20px;
    margin-bottom: 8px;
    margin-left: 0;
    padding-left: 0;
}

.calculator-header p {
    font-size: 13px;
    color: var(--color-text-light);
    margin-bottom: 0;
    margin-left: 0;
    padding-left: 0;
}

.calculator-head.hero-title {
    font-size: 56px;
    font-weight: 700;
    color: var(--color-black);
    margin-bottom: 12px;
    font-family: var(--font-heading);
    letter-spacing: 5px;
}

.calculator-header p {
    color: var(--color-text-light);
    font-size: 16px;
    font-family: var(--font-secondary);
}


.type-selector {
    margin-bottom: 0;
}

.calculator-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* Première ligne : Type de calcul + Créance */
.form-row-first {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 16px;
}

.form-row-first > .form-field {
    min-width: 0;
}

/* Grille des champs dynamiques */
.form-fields {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-fields > .form-field {
    min-width: 0;
}

/* Champ individuel */
.form-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

/* Champ pleine largeur */
.form-field-full {
    grid-column: 1 / -1;
}

/* Styles pour la nouvelle disposition période */
.periode-wrapper {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.periode-label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-text);
    font-family: var(--font-secondary);
}

.periode-fields {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.periode-fields .form-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.periode-fields .form-field label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-text);
    font-family: var(--font-secondary);
}

.periode-fields .form-field input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-family: var(--font-secondary);
    color: var(--color-text);
    transition: var(--transition);
    background: var(--color-white);
}

.periode-fields .form-field input:focus {
    outline: none;
    border-color: var(--color-accent-coral);
    box-shadow: 0 0 0 4px rgba(255, 155, 127, 0.1);
}

.form-field label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--color-text);
    font-family: var(--font-secondary);
}

.form-field input,
.form-field select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-family: var(--font-secondary);
    color: var(--color-text);
    transition: var(--transition);
    background: var(--color-white);
}

.form-field input:focus,
.form-field select:focus {
    outline: none;
    border-color: var(--color-accent-coral);
    box-shadow: 0 0 0 4px rgba(255, 155, 127, 0.1);
}

.input-suffix {
    position: relative;
    display: flex;
    align-items: center;
    width: 100%;
}

.input-suffix input {
    width: 100%;
    padding-right: 80px;
    box-sizing: border-box;
}

.input-suffix .suffix {
    position: absolute;
    right: 12px;
    font-size: 13px;
    color: var(--color-text-light);
    font-family: var(--font-secondary);
    pointer-events: none;
}

.radio-group {
    display: flex;
    gap: 20px;
    align-items: center;
    padding: 0;
}

.radio-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 14px;
    color: var(--color-text);
    font-family: var(--font-secondary);
}

.radio-label input[type="radio"] {
    cursor: pointer;
    width: auto;
}


.form-row {
    display: grid;
    gap: 12px;
    margin-bottom: 0;
}


.form-fields {
    min-height: 200px;
}

.form-section {
    margin-bottom: 32px;
}

.form-section-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 16px;
    font-family: var(--font-heading);
    padding-bottom: 8px;
    border-bottom: 2px solid var(--color-border);
}

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 64px 32px;
    text-align: center;
    color: var(--color-text-light);
}

.empty-state svg {
    margin-bottom: 16px;
    opacity: 0.3;
}

.empty-state p {
    font-size: 16px;
}

.field-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 24px;
}

.field-row.inline {
    display: flex;
    gap: 12px;
    align-items: end;
}

.field-group {
    margin-bottom: 0;
    padding: 0;
    background: none;
    border: none;
}

.field-group .field-row {
    margin-bottom: 0;
}

.field-group-label {
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.radio-group {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    padding: 12px 0;
}

.radio-option {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.radio-option input[type="radio"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--color-accent-coral);
}

.radio-option label {
    margin: 0;
    cursor: pointer;
    text-transform: none;
    letter-spacing: normal;
    font-weight: 400;
}

.input-with-suffix {
    position: relative;
    display: flex;
    align-items: center;
}

.input-with-suffix input {
    padding-right: 100px;
}

.input-with-suffix input[type="number"] {
    padding-right: 120px;
}

.form-actions {
    display: flex;
    gap: 16px;
    justify-content: flex-end;
    margin-top: 32px;
    padding-top: 32px;
    border-top: 2px solid var(--color-border);
}

.btn {
    padding: 12px 24px;
    border-radius: var(--radius-md);
    font-family: var(--font-secondary);
    font-size: 15px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--color-accent-coral) 0%, var(--color-accent-purple) 100%);
    color: var(--color-white);
    box-shadow: 0 4px 12px rgba(255, 159, 116, 0.3);
}

.btn-primary:hover {
    box-shadow: 0 6px 20px rgba(255, 159, 116, 0.5);
    filter: brightness(1.05);
}

.btn-primary:active {
    transform: scale(0.98);
}

.btn-secondary {
    background: var(--color-white);
    color: var(--color-text);
    border: 2px solid var(--color-border);
}

.btn-secondary:hover {
    background: rgba(246, 240, 220, 0.3);
    border-color: var(--color-accent-coral);
    filter: brightness(0.98);
}

.btn-secondary:active {
    transform: scale(0.98);
}

.btn-close {
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    color: var(--color-text-light);
    transition: var(--transition);
}

.btn-close:hover {
    color: var(--color-text);
}

.result-table-wrapper {
    margin: 24px 0;
    overflow-x: auto;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
}

.result-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
    background: var(--color-white);
}

.result-table thead {
    background: var(--color-secondary);
    color: var(--color-white);
}

.result-table th {
    padding: 12px 16px;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 12px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    border-bottom: 2px solid var(--color-primary);
}

.result-table tbody tr {
    border-bottom: 1px solid var(--color-border);
    transition: background-color 0.2s ease;
}

.result-table tbody tr:hover {
    background-color: rgba(255, 107, 107, 0.05);
}

.result-table tbody tr:last-child {
    border-bottom: none;
}

.result-table td {
    padding: 12px 16px;
    font-family: var(--font-secondary);
    color: var(--color-text);
}

.result-table .text-center {
    text-align: center;
}

.result-table .text-right {
    text-align: right;
    font-variant-numeric: tabular-nums;
}

.result-summary {
    margin-top: 32px;
    padding: 32px;
    background: var(--color-white);
    border-radius: var(--radius-md);
    border: 2px solid var(--color-border);
}

.result-summary-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
    border-bottom: 1px solid var(--color-border);
}

.result-summary-row:last-child {
    border-bottom: none;
}

.result-summary-label {
    font-family: var(--font-secondary);
    font-weight: 400;
    font-size: 15px;
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.result-summary-value {
    font-family: var(--font-secondary);
    font-size: 20px;
    font-weight: 400;
    color: var(--color-text);
    font-variant-numeric: tabular-nums;
}

.result-summary-total {
    margin-top: 16px;
    padding-top: 24px;
    border-top: 2px solid var(--color-secondary);
}

.result-summary-total .result-summary-label {
    font-weight: 600;
    font-size: 16px;
    color: var(--color-secondary);
}

.result-summary-total .result-summary-value {
    font-size: 28px;
    font-weight: 400;
    color: var(--color-secondary);
}

.results-section {
    animation: slideIn 0.4s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--color-border);
}

.results-header h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-black);
    font-family: var(--font-heading);
    letter-spacing: -0.3px;
}

.results-content {
    margin-bottom: 32px;
}

.result-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    margin-bottom: 12px;
    background: rgba(246, 240, 220, 0.5);
    border-radius: var(--radius-md);
}

.result-label {
    font-size: 14px;
    color: var(--color-text);
    font-weight: 500;
}

.result-value {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-secondary);
}

.result-total {
    background: linear-gradient(135deg, var(--color-accent-coral), var(--color-accent-purple));
    color: var(--color-white);
    padding: 24px;
    border-radius: var(--radius-md);
    margin-top: 24px;
}

.result-total .result-label {
    color: var(--color-white);
    font-size: 16px;
}

.result-total .result-value {
    color: var(--color-white);
    font-size: 32px;
}

.results-actions {
    display: flex;
    gap: 16px;
    justify-content: flex-end;
}

.faq-section {
    padding: 80px 0;
    background: transparent;
}

.faq-title {
    font-family: var(--font-secondary);
    font-size: 36px;
    font-weight: 400;
    color: var(--color-text);
    text-align: center;
    margin-bottom: 16px;
}

.faq-intro {
    font-family: var(--font-secondary);
    font-size: 16px;
    color: var(--color-text-light);
    text-align: center;
    margin-bottom: 48px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    border: none;
    border-radius: var(--radius-lg);
    margin-bottom: 16px;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    transition: var(--transition);
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.faq-item:hover {
    background: rgba(255, 255, 255, 0.85);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

.faq-question {
    width: 100%;
    padding: 24px 28px;
    background: none;
    border: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-family: var(--font-secondary);
    font-size: 17px;
    font-weight: 400;
    color: var(--color-text);
    text-align: left;
    transition: var(--transition);
    gap: 20px;
}

.faq-question:hover {
    color: var(--color-accent-coral);
}

.faq-question span {
    flex: 1;
}

.faq-icon {
    flex-shrink: 0;
    transition: transform 0.3s ease;
    color: var(--color-accent-coral);
}

.faq-item.active .faq-question {
    color: var(--color-accent-coral);
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
    padding: 0 24px;
}

.faq-item.active .faq-answer {
    max-height: 1000px;
    padding: 0 24px 24px;
}

.faq-answer p {
    font-family: var(--font-secondary);
    font-size: 15px;
    line-height: 1.9;
    color: var(--color-text);
    margin: 0;
}

.faq-answer strong {
    color: var(--color-accent-coral);
    font-weight: 600;
}

.hero-subtitle {
    font-size: 20px;
    font-weight: 400;
    color: var(--color-text-light);
    font-family: var(--font-secondary);
    margin-bottom: 32px;
    text-align: center;
}

.hero-intro {
    font-size: 15px;
    line-height: 1.5;
    color: var(--color-text);
    font-family: var(--font-secondary);
    margin: 0 auto;
    max-width: 750px;
    text-align: center;
}

.hero-intro p {
    margin-bottom: 12px;
}

.hero-intro p:last-child {
    margin-bottom: 0;
}

.hero-intro strong {
    color: var(--color-text);
    font-weight: 600;
}

.footer {
    background: var(--color-secondary);
    color: var(--color-white);
    padding: 48px 0 24px;
    margin-top: 0;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('../assets/images/trame.svg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0.08;
    pointer-events: none;
    z-index: 0;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 48px;
    padding-bottom: 32px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    position: relative;
    z-index: 1;
}

.footer-column {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-title {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: 8px;
    letter-spacing: -0.3px;
}

.footer-phone {
    color: var(--color-white);
    font-weight: 600;
    font-size: 16px;
    font-family: var(--font-heading);
    margin-bottom: 16px;
}

.footer-text {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    line-height: 1.8;
    font-family: var(--font-secondary);
    margin: 0;
}

.footer-address {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    line-height: 1.6;
    font-family: var(--font-secondary);
    margin: 0;
}

.footer-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-list li {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    font-family: var(--font-secondary);
    line-height: 1.5;
}

.footer-list a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition);
    font-family: var(--font-secondary);
    font-size: 14px;
}

.footer-list a:hover {
    color: var(--color-accent-coral);
    padding-left: 4px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 24px;
    position: relative;
    z-index: 1;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.7);
    font-size: 13px;
    font-family: var(--font-secondary);
    margin: 0;
}

.footer-legal {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.footer-legal a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 13px;
    font-family: var(--font-secondary);
    transition: var(--transition);
}

.footer-legal a:hover {
    color: var(--color-accent-coral);
}

/* Responsive Mobile */
@media (max-width: 768px) {
    .container {
        padding: 0 16px;
    }
    
    .header {
        padding: 8px 0;
    }
    
    .header-content {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
        gap: 12px;
    }
    
    .logo-link {
        height: 32px;
    }
    
    .btn-contact {
        padding: 6px 16px;
        font-size: 13px;
    }
    
    .hero-title {
        font-size: 32px;
        letter-spacing: 2px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .sidebar-overlay {
        width: 100%;
        right: -100%;
        padding: 60px 16px 16px;
    }
    
    .calculator-card {
        padding: 20px;
    }
    
    .calculator-header h2 {
        font-size: 20px;
    }
    
    .calculator-header p {
        font-size: 14px;
    }
    
    .main-content {
        max-width: 100%;
    }
    
    .sidebar {
        display: none;
    }
    
    .sidebar.active {
        display: block;
        position: fixed;
        top: 0;
        right: 0;
        width: 100%;
        height: 100vh;
        z-index: 1000;
        background: rgba(0, 0, 0, 0.5);
    }
    
    .sidebar-overlay {
        transform: translateX(100%);
        transition: transform 0.3s ease;
    }
    
    .sidebar.active .sidebar-overlay {
        transform: translateX(0);
    }
    
    .calculator-section {
        order: 1;
    }
    
    .calculator-card,
    .results-card {
        padding: 24px;
    }
    
    .taux-grid {
        grid-template-columns: 1fr;
    }
    
    .field-row {
        grid-template-columns: 1fr;
    }
    
    .form-actions,
    .results-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
        text-align: left;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: 16px;
    }
    
    .footer-legal {
        justify-content: center;
    }
}

@media print {
    .header,
    .footer,
    .form-actions,
    .results-actions,
    .btn-close,
    .calculator-card {
        display: none !important;
    }
    
    .results-section {
        box-shadow: none !important;
    }
}